The RMP 440 SE is powered by five lithium-ion batteries, which provide a run time of ~8 hours of operation or ~24 hours in standby. The 440 SE can also wade through water up to 250mm (standard configuration) or 400mm (inverted gearboxes), operate in temperatures of 0-50° C, traverse slopes up to 30°, and meets IP66/NEMA 4 standards. All its military grade bulkhead connectors are rated for Severe Wind and Moisture Problem (SWAMP) areas.